# 45 Day Challenge vs 75 Days Challenge

The clearest difference is in-app purchases: 45 Day Challenge at none against 75 Days Challenge's 10. 45 Day Challenge also leads on ads (none vs shown) and rating (5.0 vs 4.8). 75 Days Challenge's advantage is ratings volume (696 vs 1). On price, update cadence and device support there is nothing between them.

Both are free to download. 75 Days Challenge sells 10 in-app purchases, starting at $1.99 per 7 days. 45 Day Challenge asks for nothing beyond the download.

45 Day Challenge holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: 75 Days Challenge has 696 ratings behind it against 1, so its average is the more settled of the two.

45 Day Challenge ships an update every 3 weeks, 75 Days Challenge fortnightly. The most recent releases landed on November 4, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | 45 Day Challenge | 75 Days Challenge |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/45-day-challenge/id6502245079/reviews)** | [4.8 (696 ratings)](https://appshunter.io/ios/app/75-days-challenge-better/id6667095733/reviews) |
| Number of ratings | 1 | **696** |
| Positive reviews | — | 57.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 49 MB | 96 MB |
| Requires iOS | **16.6** | 18.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Emily Sudduth](https://appshunter.io/developer/1721274803) | [Alexander Parnev](https://appshunter.io/developer/1645934480) |

## What reviewers say

### 45 Day Challenge

[App page](https://appshunter.io/ios/app/45-day-challenge/id6502245079)

Access all your workout videos in one convenient app. Receive timely updates and easily save your favorite content. Enjoy a seamless experience without needing to remember passwords.

**Highlights:** Access all videos in one app, Push notifications for updates, Password-free video access, Save favorite posts, Easy-to-use interface

**In-app purchases:** none


### 75 Days Challenge

[App page](https://appshunter.io/ios/app/75-days-challenge-better/id6667095733)

This app helps you build lasting habits by tracking your progress on custom challenges. Set flexible durations, log daily progress with photos and notes, and monitor weight trends. Stay motivated with home screen widgets to maintain your streaks.

**Highlights:** Custom challenges, Flexible durations, Home Screen widgets, Photo progress & compare, Notes on every entry, Weight tracking & summaries

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access (Weekly) | $1.99 | per 7 days |
| Full Access | $2.99 | per month |
| Full Access (Monthly) | $3.99 | per month |
| Full Access | $5.99 | per month |
| Full Access (Monthly) | $9.99 | per month |
| Full Access (Annual) | $19.99 | per year |
| Full Access (Annual) | $29.99 | per year |
| Full Access (Annual) | $49.99 | per year |
| Lifetime Premium | $19.99 | one-time |
| Lifetime Pro | $59.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💡 Customizable challenges
- 🚀 Straightforward layout
- 🔒 Lifetime premium access

**What reviewers complain about**

- 🐛 Glitchy and buggy
- 🚫 Limited features for paid version
- 💰 Not truly free, requires payment
- 🤔 Lack of advanced tracking features

**Reported bugs**

- Settings page freezes app
- Checklist widget doesn't update automatically
- App gets stuck on day 6 and won't unlock
- Camera function is unreliable

**Requested features**

- Add ability to start over at day 1 instead of resetting whole challenge
- Integrate with friends/social features
- Expand tracking capabilities beyond just weight and photos
- Add more customization options


## Frequently asked questions

### Is 45 Day Challenge free?

45 Day Challenge is free to download, with no in-app purchases.

### Is 75 Days Challenge free?

75 Days Challenge is free to download, with in-app purchases available.

### Which has better reviews, 45 Day Challenge or 75 Days Challenge?

45 Day Challenge is rated higher. 45 Day Challenge averages 5.0 out of 5 from 1 ratings, while 75 Days Challenge averages 4.8 from 696 ratings.

### Do 45 Day Challenge or 75 Days Challenge have ads?

75 Days Challenge shows ads; 45 Day Challenge does not.

### Which is updated more often, 45 Day Challenge or 75 Days Challenge?

45 Day Challenge ships an update every 3 weeks, and 75 Days Challenge fortnightly. Most recently, 45 Day Challenge was updated on November 4, 2026 and 75 Days Challenge on November 12, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*